package com.atguigu.springcloud.controller;

import com.atguigu.springcloud.entities.CommonResult;
import com.atguigu.springcloud.entities.Payment;
import com.atguigu.springcloud.service.PaymentService;
import lombok.extern.slf4j.Slf4j;
import org.springframework.beans.factory.annotation.Value;
import org.springframework.cloud.client.ServiceInstance;
import org.springframework.cloud.client.discovery.DiscoveryClient;
import org.springframework.web.bind.annotation.*;

import javax.annotation.Resource;
import java.util.List;
import java.util.concurrent.TimeUnit;

@RestController
@Slf4j
public class PaymentController {

    @Value("${server.port}")
    private String serverPort;

    @Resource
    private PaymentService paymentService;

    @Resource
    private DiscoveryClient discoveryClient;

    @PostMapping(value = "/payment/create")
    public CommonResult create(@RequestBody Payment payment){
        int result = paymentService.create(payment);
        log.info("====插入结果为：{}", result);

        if (result > 0){
            return new CommonResult(200, "插入数据成功，端口号：" + serverPort, result);
        } else {
            return new CommonResult(444, "插入数据失败");
        }
    }

    @GetMapping(value = "/payment/get/{id}")
    public CommonResult<Payment> getPaymentById(@PathVariable("id") Long id){
        Payment payment = paymentService.getPaymentById(id);
        log.info("查询结果为：{}", payment);

        if (payment != null) {
            return new CommonResult(200, "查询成功，端口号：" + serverPort, payment);
        } else {
            return new CommonResult(444, "没有对应记录，查询ID：" + id);
        }
    }

    @GetMapping("/payment/discovery")
    public Object discovery(){
        List<String> services = discoveryClient.getServices();
        for (String service : services){
            System.out.println(service);
        }

        List<ServiceInstance> instances = discoveryClient.getInstances("cloud-payment-service");
        for (ServiceInstance serviceInstance :instances){
            System.out.println(serviceInstance.getServiceId() + "\t" + serviceInstance.getHost() +
                    "\t" + serviceInstance.getPort() + "\t" + serviceInstance.getUri());
        }
        return this.discoveryClient;
    }

    @GetMapping(value = "/payment/lb")
    public String getPaymentLB()
    {
        return serverPort;
    }

    @GetMapping("/payment/timeout")
    public String paymentFeignTimeOut(){
        System.out.println("payment paymentFeignTimeOut port: " + serverPort);
        try {
            TimeUnit.SECONDS.sleep(3);
        } catch (InterruptedException e) {
            e.printStackTrace();
        }
        return serverPort;
    }
}
